Home / 10,120,268.63-15,100,915.48-9,502,591.19

Finding the Fourth Proportional to 10,120,268.63, 15,100,915.48 and 9,502,591.19

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Solution

The fourth proportional to 10,120,268.63, 15,100,915.48 and 9,502,591.19 is: 14,179,250.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,120,268.63 : 15,100,915.48 = 9,502,591.19 : x
  2. Step 2: Convert to fraction form
    10,120,268.63/15,100,915.48 = 9,502,591.19/x
  3. Step 3: Cross multiply
    10,120,268.63x = 15,100,915.48 × 9,502,591.19
  4. Step 4: Simplify right side
    10,120,268.63x = 143,497,826,301,921.56
  5. Step 5: Solve for x
    x = 143,497,826,301,921.56/10,120,268.63
  6. Step 6: Final answer
    x = 14,179,250.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.